General Power &Power over Ethernet Transformer
Type: EI-20H
◆ Product Description
・22.0×21.0mm Max.(L×W), 13.0mmMax. Height. ・In addition to the typical versions of parameters shown here, custom parameters are available to meet your exact requirements.
◆ Feature
・Max. Operating frequency 300kHz,Max. Operating Power 11.0W(300kHz). ・Ideally used in PoE transformer, can be used as general power transformer. ・RoHS Compliance
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◆ Dimensions (mm)
± 0.2
STAMP ・DATE CODE
2.5 2.5 2.5 2.5 2.5 2.5
φ 0 .6 ± 0. 1
PIN NO.1
±1 . 0
17.5 ±0.3 ADHESIVER MAX. 22.0
M A X . 2 1 .0
15.0 ± 0 .3
⑭
①
MAX.13.0 5.5
◆ Schematics (Bottom) For PoE Transformer
⑦ ⑥ ⑤ ④ ③ ② ① ⑧ S ⑨ ⑩ ⑪ S ⑫ S ⑬ ⑭
For General Transformer
⑦ ⑥ S ⑤ ④ ③ ② S ① ⑧ ⑨ ⑩ ⑪ ⑫ ⑬ ⑭
S S
S
“S”indicates winding start.
Please refer to the sales offices on our website for a representative near you
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General Power &Power over Ethernet Transformer
Type: EI-20H
◆ Specification (For PoE transformer)
Turns Ratio (Pri:Sec:Aux) 6:7:9:22 Primary Inductance 1kHz/1V 6.1μＨ±25% Pri-Sec. Insulation AC1500Vrms (0.5mA/60Hz,2s) Leakage L (μH Max.) 1.0 D.C.R. (mΩ Max.) Pri. 42 Aux. 52 Sec.1 65 Sec.2 200
Sample No.
3309-T078
◆Specification (For general power transformer)
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Sample No. 3309-T075 Inductance (1-3) 1kHz/1V 155µH±20% D.C.R (1-3) 293mΩ Max. D.C.R (13-9) 5.0Ω Max. Hi-pot Winding-Core (50/60Hz) AC 600Vrms/2s Hi-pot Winding-winding (50...
